import org.testng.Assert;
import org.testng.annotations.Test;
public class UserServiceIntegrationTest {
    @Test
    public void testLoginSuccess() {
        UserDao userDao = new UserDao();
        UserService userService = new UserService(userDao);
    }
}
boolean loginSuccess = userService.login("admin", "123456");
 Assert.assertTrue(loginSuccess, "⽤户输⼊正确的账号密码，应登录成功 ");


@Test
public void testLoginFailure() {
    UserDao userDao = new UserDao();
    UserService userService = new UserService(userDao);
}
boolean loginSuccess = userService.login("invalidUser", "wrongPwd");
 Assert.assertFalse(loginSuccess, "⽤户输⼊错误的账号密码，应登录失败 ");